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"Unbreakable shields, suits of super-armor and a lightning-controlling hammer are just some of the ways 'The Avengers' film stretches scientific reality."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/lifestyle/arts-culture/stories/5-ways-the-avengers-team-bends-the-rules-of-physics>